/Engine/Source/Editor/GraphEditor/Public/GraphActionNode.h
Static allocator for a new root node (so external users have a starting point to build graph action trees from).
A newly allocated root node (should not be displayed in the tree view).
static [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FGraphActionNode](API\Editor\GraphEditor\FGraphActionNode) > NewRootNode()